Quickly testing disk speed with dd
In lack of better or more specialized tools, a disk’s read and write speed can be quickly and roughly tested using Linux’s built-in dd tool.
Enabling PHP 5.6 and Opcache on CentOS 7
CentOS is a conservative server operating system, choosing stability over features. Because of this the major versions of PHP it usually includes are several numbers behind the current release.
However, there are plenty of good third party repository out there that provide newer releases for these packages.
Setting up password-less SSH authentication in CentOS
There are times when typing the same password over and over again gets cumbersome, or odd instances where typing a password isn’t even possible.
These are the cases where password-less login – also known as public-key authentication – is the solution.
Recovering ASUS Fonepad 7 (K012 / FE170CG) from boot loop error
There comes a time in a tablet’s life when firmware crashes and needs recovery (due to events beyond the user’s control, of course, such as OTA updating a rooted firmware).
In such times the unwritten details (like procedures and filenames) are what separate a brick from a successful recovery.
Configure call forwarding in GSM networks
There are times one one has more phone numbers than one can handle or when one needs to make sure one can receive calls on a number even when the phone’s battery died or there is no network coverage.
This is where call forwarding comes in – where for a price (the forward is taxed as an outgoing call) incoming calls can be sent to an alternative phone number…